Files

58 lines
2.1 KiB
Bash
Executable File

#!/usr/bin/env bash
# Source the script 'common-functions.sh'.
SCRIPT_DIR=$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" &>/dev/null && pwd)
ROOT_DIR=$(grep --only-matching "^.*scripts[^/]*" <<<"$SCRIPT_DIR")
source "$ROOT_DIR/common-functions.sh"
_main() {
local input_files=""
local output_dir=""
# Execute initial checks.
_check_dependencies "
command=ffmpeg; pkg_manager=apt; package=ffmpeg |
command=ffmpeg; pkg_manager=dnf; package=ffmpeg-free |
command=ffmpeg; pkg_manager=pacman; package=ffmpeg |
command=ffmpeg; pkg_manager=zypper; package=ffmpeg"
_display_wait_box "2"
input_files=$(_get_files "par_type=file; par_select_mime=video/; par_validate_conflict=true")
output_dir=$(_get_output_dir "par_use_same_dir=true")
# Execute the function '_main_task' for each file in parallel.
_run_task_parallel "$input_files" "$output_dir"
_display_result_box "$output_dir"
}
_main_task() {
local input_file=$1
local output_dir=$2
local output_file=""
local std_output=""
# Get the audio format from the video.
local audio_format=""
audio_format=$(ffprobe -hide_banner -v error -select_streams a:0 -show_entries stream=codec_name -of default=noprint_wrappers=1:nokey=1 "$input_file")
_check_output "$?" "Could not find the audio format from the video." "$input_file" "$output_file" || return 1
# Define the filename extension according to the audio format.
local extension=""
case $audio_format in
"aac") extension="m4a" ;;
"aiff") extension="aiff" ;;
"alac") extension="m4a" ;;
"eac3") extension="ac3" ;;
"pcm") extension="wav" ;;
"vorbis") extension="ogg" ;;
"wmav2") extension="wma" ;;
*) extension=$audio_format ;;
esac
# Run the main process.
output_file=$(_get_output_filename "$input_file" "$output_dir" "par_extension_opt=replace; par_extension=$extension")
std_output=$(ffmpeg -hide_banner -y -i "$input_file" -vn -acodec copy -- "$output_file" 2>&1)
_check_output "$?" "$std_output" "$input_file" "$output_file" || return 1
}
_main "$@"